misc: akm8975: report magnetometer data as EV_REL event

Change-Id: I134d0162b6725801157786329c2058cf4516e93b
Signed-off-by: makarand.karvekar <makarand.karvekar@motorola.com>

diff --git a/drivers/misc/akm8975.c b/drivers/misc/akm8975.c
index 7bbb2a548fbcf16c7c6f73c9250f767167c4503d..dbab227b0f69a05cde2f349f4fe05f006e7242c1 100644 (file)
--- a/drivers/misc/akm8975.c
+++ b/drivers/misc/akm8975.c
@@ -151,16 +151,16 @@ static void akm8975_ecs_report_value(struct akm8975_data *akm, short *rbuf)
        mutex_lock(&akm->flags_lock);
        /* Report magnetic sensor information */
        if (m_flag) {
-               input_report_abs(data->input_dev, ABS_RX, rbuf[0]);
-               input_report_abs(data->input_dev, ABS_RY, rbuf[1]);
-               input_report_abs(data->input_dev, ABS_RZ, rbuf[2]);
-               input_report_abs(data->input_dev, ABS_RUDDER, rbuf[4]);
+               input_report_rel(data->input_dev, REL_RX, rbuf[0]);
+               input_report_rel(data->input_dev, REL_RY, rbuf[1]);
+               input_report_rel(data->input_dev, REL_RZ, rbuf[2]);
+               input_report_rel(data->input_dev, REL_WHEEL, rbuf[4]);
        }
 
        if (mv_flag) {
-               input_report_abs(data->input_dev, ABS_HAT0X, rbuf[9]);
-               input_report_abs(data->input_dev, ABS_HAT0Y, rbuf[10]);
-               input_report_abs(data->input_dev, ABS_BRAKE, rbuf[11]);
+               input_report_rel(data->input_dev, REL_DIAL, rbuf[9]);
+               input_report_rel(data->input_dev, REL_HWHEEL, rbuf[10]);
+               input_report_rel(data->input_dev, REL_MISC, rbuf[11]);
        }
        mutex_unlock(&akm->flags_lock);
 
@@ -457,7 +457,7 @@ static int akm8975_init_client(struct i2c_client *client)
 
        return 0;
 err:
-  return ret;
+       return ret;
 }
 
 static const struct file_operations akmd_fops = {
@@ -513,7 +513,8 @@ int akm8975_probe(struct i2c_client *client,
 
        akm->regulator = regulator_get(&client->dev, "vcc");
        if (IS_ERR_OR_NULL(akm->regulator)) {
-               dev_err(&client->dev, "unable to get regulator %s\n", dev_name(&client->dev));
+               dev_err(&client->dev, "unable to get regulator %s\n",
+                                dev_name(&client->dev));
                akm->regulator = NULL;
        } else {
                regulator_enable(akm->regulator);
@@ -531,24 +532,22 @@ int akm8975_probe(struct i2c_client *client,
                goto exit_input_dev_alloc_failed;
        }
 
-       set_bit(EV_ABS, akm->input_dev->evbit);
-
        /* orientation: yaw */
-       input_set_abs_params(akm->input_dev, ABS_RX, 0, 23040, 0, 0);
+       input_set_capability(akm->input_dev, EV_REL, REL_RX);
        /* orientation: pitch */
-       input_set_abs_params(akm->input_dev, ABS_RY, -11520, 11520, 0, 0);
+       input_set_capability(akm->input_dev, EV_REL, REL_RY);
        /* orientation: roll */
-       input_set_abs_params(akm->input_dev, ABS_RZ, -5760, 5760, 0, 0);
+       input_set_capability(akm->input_dev, EV_REL, REL_RZ);
 
        /* status of orientation sensor */
-       input_set_abs_params(akm->input_dev, ABS_RUDDER, 0, 3, 0, 0);
+       input_set_capability(akm->input_dev, EV_REL, REL_WHEEL);
 
        /* x-axis of raw magnetic vector */
-       input_set_abs_params(akm->input_dev, ABS_HAT0X, -20480, 20479, 0, 0);
+       input_set_capability(akm->input_dev, EV_REL, REL_DIAL);
        /* y-axis of raw magnetic vector */
-       input_set_abs_params(akm->input_dev, ABS_HAT0Y, -20480, 20479, 0, 0);
+       input_set_capability(akm->input_dev, EV_REL, REL_HWHEEL);
        /* z-axis of raw magnetic vector */
-       input_set_abs_params(akm->input_dev, ABS_BRAKE, -20480, 20479, 0, 0);
+       input_set_capability(akm->input_dev, EV_REL, REL_MISC);
 
        akm->input_dev->name = "compass";